Home / 45,989.42-68,946.92-14,383.22

Finding the Fourth Proportional to 45,989.42, 68,946.92 and 14,383.22

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Solution

The fourth proportional to 45,989.42, 68,946.92 and 14,383.22 is: 21,563.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,989.42 : 68,946.92 = 14,383.22 : x
  2. Step 2: Convert to fraction form
    45,989.42/68,946.92 = 14,383.22/x
  3. Step 3: Cross multiply
    45,989.42x = 68,946.92 × 14,383.22
  4. Step 4: Simplify right side
    45,989.42x = 991,678,302.03
  5. Step 5: Solve for x
    x = 991,678,302.03/45,989.42
  6. Step 6: Final answer
    x = 21,563.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.